Concatenated Analysis Sheds Light on Early Metazoan Evolution and Fuels a Modern “Urmetazoon” Hypothesis
Schierwater B, Eitel M, Jakob W, Osigus HJ, Hadrys H, Dellaporta SL, Kolokotronis SO, DeSalle R. Concatenated Analysis Sheds Light on Early Metazoan Evolution and Fuels a Modern “Urmetazoon” Hypothesis. PLOS Biology 2009, 7: e1000020. PMID: 19175291, PMCID: PMC2631068, DOI: 10.1371/journal.pbio.1000020.Peer-Reviewed Original ResearchConceptsMetazoan animalsBase of MetazoaPlacozoan Trichoplax adhaerensMitochondrial ribosomal genesMolecular sequence dataEarly metazoan evolutionGene expression patternsNuclear genesConcatenated analysisMetazoan evolutionTrichoplax adhaerensGenome structurePhylogenetic relationshipsRibosomal genesPhylogenetic scenariosSequence dataInformative charactersExpression patternsBasal positionSequence analysisSecondary structureIntriguing modelPlacozoaMorphological evidenceGenes